MG1655
W3110
Search for
Japanese | English
Gene Report : lepA
PEC Original Annotations
Essentiality
     Class non-essential
     References (PMID)
J Bacteriol. 1986;166(1):83-7.
lep operon proximal gene is not required for growth or secretion by Escherichia coli.
Dibb NJ, Wolfe PB. ( 3514582 )
     Deletion OCL53,54-1 (D)  
Related gene (W3110 PEC)
     Gene Search Search MG1655 PEC by gene name:  lepA
Related strains
     Strains Search Search strains by gene name:  lepA   Search strains by all related name:  lepA b2569 ECK2567 JW2553

General information  (Go to Linear View:)
 Gene Name lepA  
 Alternative name b2569,ECK2567,JW2553  
 Location, Length 2,703,347 - 2,705,146 (  -  ) ;   58.27 min ; 1800 (bp) ,   599 (aa) Go to Linear View
 Product back-translocating elongation factor EF4, GTPase  
 Operon Name lepAB  
 Note GTP-binding elongation factor, may be inner membrane protein; GO_process: GO:0006412 - translation  
 Function factor; Proteins - translation and modification  
 Gene Ontology GO:0000166 ; nucleotide binding ( lepA )
GO:0003924 ; GTPase activity ( lepA )
GO:0005525 ; GTP binding ( lepA )
GO:0005886 ; plasma membrane ( lepA )
GO:0007264 ; small GTPase mediated signal transduction ( lepA )
GO:0016020 ; membrane ( lepA )
GO:0042597 ; periplasmic space ( lepA )
 PID 1788922  
 EC number
  (KEGG Pathway)
 
 
SWISS-PROT  ( Show details [ 2 more] )
  botton Entry name(Acc.no) LEPA_ECOLI ( P60785 ; P07682; P76590 )
    -  Protein name GTP-binding protein lepA.  
    -  Synonyms  
    -  Gene name Name=lepA; OrderedLocusNames=b2569;  

 Linear View (Whole Mode)
View Location
   2695.0  –  2720.0 (KBP)

Homology Analysis
BLAST
    Bacteria
         GTOP lepA (  homologous genes of other bacterias  )  
    PDB     (database updated : 2007.02.20 )
         PSI-BLAST Chain B, Coordinates Of Rrf And Ef-G Fitted Into Cryo-Em Map Of The 50s Subunit Bound With Both Ef-G  
    SWISS-PROT     (database updated : 2007.02.20 )
         BLAST GTP-binding protein lepA  
         PSI-BLAST GTP-binding protein lepA
    nr     (database updated : 2007.02.20 )
         BLAST GTP-binding elongation factor [Shigella sonnei Ss046]  
Pfam 28.0   (database updated : 2015-05 )
    Pfam
PROSITE
    PROSITE ASN_GLYCOSYLATION    PKC_PHOSPHO_SITE    CK2_PHOSPHO_SITE    TYR_PHOSPHO_SITE    MYRISTYL    AMIDATION    ATP_GTP_A    EFACTOR_GTP     

Other Cross-Reference
    COG COG0481M 
    EcoCyc lepA 

MMBR References
J Bacteriol. 1986;166(1):83-7.
lep operon proximal gene is not required for growth or secretion by Escherichia coli.
Dibb NJ, Wolfe PB. ( 3514582 )
J Biol Chem. 1985;260:7206-7213
Characterization of the lep operon of Escherichia coli. Identification of the promoter and the gene upstream of the signal peptidase I gene.
March, P. E., and M. Inoue.
Proc Natl Acad Sci U S A. 1985;82:7500-7504
GTP-binding membrane protein of Escherichia coli with sequence homology to initiation factor 2 and elongation factors Tu and G.
March, P. E., and M. Inouye.
J Bacteriol. 1983;154(2):569-72.
Genetic mapping of the Escherichia coli leader (signal) peptidase gene (lep): a new approach for determining the map position of a cloned gene.
Silver P, Wickner W. ( 6341355 )

Sequences
Amino acid
FASTA format
0001 MKNIRNFSII AHIDHGKSTL SDRIIQICGG LSDREMEAQV LDSMDLERER GITIKAQSVT LDYKASDGET 
0071 YQLNFIDTPG HVDFSYEVSR SLAACEGALL VVDAGQGVEA QTLANCYTAM EMDLEVVPVL NKIDLPAADP 
0141 ERVAEEIEDI VGIDATDAVR CSAKTGVGVQ DVLERLVRDI PPPEGDPEGP LQALIIDSWF DNYLGVVSLI 
0211 RIKNGTLRKG DKVKVMSTGQ TYNADRLGIF TPKQVDRTEL KCGEVGWLVC AIKDIHGAPV GDTLTLARNP 
0281 AEKALPGFKK VKPQVYAGLF PVSSDDYEAF RDALGKLSLN DASLFYEPES SSALGFGFRC GFLGLLHMEI 
0351 IQERLEREYD LDLITTAPTV VYEVETTSRE VIYVDSPSKL PAVNNIYELR EPIAECHMLL PQAYLGNVIT 
0421 LCVEKRGVQT NMVYHGNQVA LTYEIPMAEV VLDFFDRLKS TSRGYASLDY NFKRFQASDM VRVDVLINGE 
0491 RVDALALITH RDNSQNRGRE LVEKMKDLIP RQQFDIAIQA AIGTHIIARS TVKQLRKNVL AKCYGGDISR 
0561 KKKLLQKQKE GKKRMKQIGN VELPQEAFLA ILHVGKDNK

Nucleotide
FASTA format

View sequence out neighbor 100bp
-100                                             gtgtagaatg cggcgtttct attaatacag 
-070 acgttaagct cagaacagcg acttctaaaa gcctggttaa ccgggcatta aggcacaata atcatacttt 
0001 atgaagaata tacgtaactt ttcgatcata gctcacattg accacggtaa atcgacgctg tctgaccgta 
0071 ttatccagat ctgcggtggc ctgtctgacc gtgaaatgga ggcgcaggtt ctcgattcca tggatcttga 
0141 gcgtgagcgt ggcattacca tcaaagcgca aagcgtgacg ctggactaca aagcgtctga cggcgaaacc 
0211 tatcagctta actttatcga caccccgggc cacgtagact tctcctatga agtttcccgt tcgctggctg 
0281 cctgtgaagg tgcattgctg gtggtcgacg ccgggcaggg cgtagaagcg caaaccctgg caaactgcta 
0351 caccgccatg gaaatggatc tcgaagttgt gccggtactg aacaagattg acctgccggc agccgatcct 
0421 gaacgcgtgg cggaagaaat tgaagatatc gtcggcatcg acgccaccga cgcggtgcgc tgttcagcga 
0491 aaaccggcgt tggtgtgcag gacgttctcg aacgtctggt gcgcgacatt ccgccgccgg aaggcgatcc 
0561 ggaaggcccg ttgcaggcac taattatcga ctcatggttc gacaactacc tgggcgttgt ttcacttatc 
0631 cgtattaaaa acggcaccct gcgtaagggc gacaaagtga aagtcatgag taccgggcag acctataacg 
0701 ccgaccgtct gggcatcttc acgccgaaac aggttgaccg cactgaactg aaatgtggcg aagtaggctg 
0771 gctcgtatgt gcgattaaag atatccacgg cgctccagtc ggcgatacct taacgctggc gcgtaatccg 
0841 gcagaaaagg cgctgcctgg ctttaagaaa gtcaaaccgc aggtatacgc cggtctgttc ccggtaagtt 
0911 ccgacgacta tgaagccttc cgtgacgcgc tgggtaaact cagcctgaac gatgcctcac tgttctatga 
0981 gccggaaagc tccagcgcgc tgggctttgg tttccgctgc ggcttcctcg gcctgctgca catggagatc 
1051 atccaggaac gtctggaacg tgaatacgat ctggatctga tcaccactgc gccgaccgta gtgtatgaag 
1121 ttgaaaccac gtcaagagaa gttatctacg tcgacagccc atccaagctg cctgcggtaa ataacatcta 
1191 cgaactgcgc gagccgattg cagagtgtca catgctgctg ccgcaggcat atctcggcaa cgttattacg 
1261 ttgtgcgtag aaaaacgcgg cgtgcagacc aatatggttt accacggtaa tcaggtggcg ctgacgtacg 
1331 agatcccgat ggcggaagtg gtgctcgact tcttcgatcg cctgaaatct acctcgcgtg gttatgcgtc 
1401 tctggattac aacttcaagc gcttccaggc gtccgacatg gtacgtgtag acgtattaat caacggtgaa 
1471 cgtgttgatg cgctggcgtt gatcacccac cgtgataatt cgcaaaaccg cggtcgcgag ttggtggaga 
1541 agatgaaaga tctgatccca cgccagcagt ttgatatcgc cattcaggca gcgattggta cgcacatcat 
1611 tgcgcgatcc accgtgaaac agctgcgtaa aaacgtactg gctaaatgtt atggcggcga tatcagccgt 
1681 aagaaaaagc tgctgcagaa gcagaaagaa ggtaagaaac gcatgaagca gatcggtaac gtcgagctgc 
1751 cgcaggaagc gttcctcgcc attctgcacg tcggcaaaga caacaaataa cccttaggag ttggcatggc 
1821 gaatatgttt gccctgattc tggtgattgc cacactggtg acgggcattt tatggtgcgt ggataaattc 
1891 tttttcgcac